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* time.c (num_exact): use to_r method only if to_int method is

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available.
  [ruby-core:53764] [Bug #8173] reported by Hiro Asari.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39967 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2013-03-27 11:37:59 +00:00
parent 2f1e7f6a71
commit c64f26a281
3 changed files with 10 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Wed Mar 27 12:45:41 2013 Tanaka Akira <akr@fsij.org>
* time.c (num_exact): use to_r method only if to_int method is
available.
[ruby-core:53764] [Bug #8173] reported by Hiro Asari.
Wed Mar 27 12:07:40 2013 Tanaka Akira <akr@fsij.org>
* test/-ext-/num2int/test_num2int.rb (test_num2ll): test LLONG_MIN,

1
test/ruby/test_time.rb
View file

@ -351,6 +351,7 @@ class TestTime < Test::Unit::TestCase
end
assert_raise(ArgumentError) { Time.gm(2000, 1, 1, 0, 0, -(2**31), :foo, :foo) }
o = Object.new
def o.to_int; 0; end
def o.to_r; nil; end
assert_raise(TypeError) { Time.gm(2000, 1, 1, 0, 0, o, :foo, :foo) }
def o.to_r; ""; end

4
time.c
View file

@ -683,7 +683,9 @@ num_exact(VALUE v)
default:
if ((tmp = rb_check_funcall(v, rb_intern("to_r"), 0, NULL)) != Qundef) {
if (rb_respond_to(v, rb_intern("to_str"))) goto typeerror;
/* test to_int method availability to reject non-Numeric
* objects such as String, Time, etc which have to_r method. */
if (!rb_respond_to(v, rb_intern("to_int"))) goto typeerror;
v = tmp;
break;
}